ISS036-E-026332 (29 July 2013) --- In the International Space Station's Cupola, European Space Agency astronaut Luca Parmitano and NASA astronaut Karen Nyberg, both Expedition 36 flight engineers, participate in an onboard training activity in preparation for the grapple and berthing of the Japanese "Kounotori" H2 Transfer Vehicle-4 (HTV-4) set for August 9.